472457553774217 has 8 divisors (see below), whose sum is σ = 515976496545312. Its totient is φ = 429033320347200.

The previous prime is 472457553774139. The next prime is 472457553774247. The reversal of 472457553774217 is 712477355754274.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-472457553774217 is a prime.

It is a super-2 number, since 2×472457553774217² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (472457553774247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23677325584 + ... + 23677345537.

It is an arithmetic number, because the mean of its divisors is an integer number (64497062068164).

Almost surely, 2^{472457553774217} is an apocalyptic number.

It is an amenable number.

472457553774217 is a deficient number, since it is larger than the sum of its proper divisors (43518942771095).

472457553774217 is a wasteful number, since it uses less digits than its factorization.

472457553774217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47354672039.

The product of its digits is 1613472000, while the sum is 70.

The spelling of 472457553774217 in words is "four hundred seventy-two trillion, four hundred fifty-seven billion, five hundred fifty-three million, seven hundred seventy-four thousand, two hundred seventeen".